1 files changed, 5 insertions, 2 deletions
diff --git a/components/script/dom/htmltablesectionelement.rs b/components/script/dom/htmltablesectionelement.rs
index fa0f3b93ab5..5787546f2be 100644
--- a/components/script/dom/htmltablesectionelement.rs
+++ b/components/script/dom/htmltablesectionelement.rs
@@ -42,12 +42,15 @@ impl HTMLTableSectionElement {
         prefix: Option<Prefix>,
         document: &Document,
     ) -> DomRoot<HTMLTableSectionElement> {
-        Node::reflect_node(
+        let n = Node::reflect_node(
             Box::new(HTMLTableSectionElement::new_inherited(
                 local_name, prefix, document,
             )),
             document,
-        )
+        );
+
+        n.upcast::<Node>().set_weird_parser_insertion_mode();
+        n
     }
 }